From 24b8ab29aad9159d1eb285f72a0557c2daea4b11 Mon Sep 17 00:00:00 2001
From: Haidong Ji
Date: Tue, 7 Aug 2018 15:03:52 -0500
Subject: Made FastScanner a static class member instead of an independent
 class.

Appear to consume a bit of more memory.---
 .../sources/MaxPairProduct.java                    | 51 +++++++++++-----------
 1 file changed, 25 insertions(+), 26 deletions(-)

diff --git a/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java b/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java
index dbe4ee6..fc7028c 100644
--- a/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java
+++ b/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java
@@ -16,13 +16,13 @@ public class MaxPairProduct {
 
 	public static void main(String[] args) {
 		FastScanner s = new FastScanner(System.in);
-		
+
 		int n = s.nextInt();
 		MaxPairProduct mpp = new MaxPairProduct(n);
-		for (int i = 0; i<n; i++) {
+		for (int i = 0; i < n; i++) {
 			mpp.newNumber(s.nextInt());
 		}
-		
+
 		System.out.println(mpp.getProduct());
 
 	}
@@ -55,32 +55,31 @@ public class MaxPairProduct {
 		return (long) biggest * (long) bigger;
 	}
 
-}
-
-final class FastScanner {
-	BufferedReader br;
-	StringTokenizer st;
-
-	FastScanner(InputStream stream) {
-		try {
-			br = new BufferedReader(new InputStreamReader(stream));
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
-	}
+	static class FastScanner {
+		BufferedReader br;
+		StringTokenizer st;
 
-	String next() {
-		while (st == null || !st.hasMoreTokens()) {
+		FastScanner(InputStream stream) {
 			try {
-				st = new StringTokenizer(br.readLine());
-			} catch (IOException e) {
+				br = new BufferedReader(new InputStreamReader(stream));
+			} catch (Exception e) {
 				e.printStackTrace();
 			}
 		}
-		return st.nextToken();
-	}
-	
-	int nextInt() {
-		return Integer.parseInt(next());
+
+		String next() {
+			while (st == null || !st.hasMoreTokens()) {
+				try {
+					st = new StringTokenizer(br.readLine());
+				} catch (IOException e) {
+					e.printStackTrace();
+				}
+			}
+			return st.nextToken();
+		}
+
+		int nextInt() {
+			return Integer.parseInt(next());
+		}
 	}
-}
\ No newline at end of file
+}
-- 
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